Ask The Naked Scientists

Science phone-in podcasts answering science questions and discussing topical science news stories...

03 September 2010

Why do pigeons nod their heads? How does food become body fat? What can you do with a ramjet? We take on these...

27 August 2010

On Ask the Naked Scientists this week, we find out how cacti can survive with very little water, and why they are so...

20 August 2010

How did we measure geographic distances before GPS? And how do GPS satellites do it now? Would floating bridges help in...

13 August 2010

How small is a proton? What is a photon? And how do colour-changing toys work? We'll find out the answers to all...

06 August 2010

How do lasers work? And why is a hydrogen atom bigger than a helium one? Why is there no oxygen on other planets?

30 July 2010

Why does time seem to go by faster as we get older? What do IQ tests really measure? How do probiotic yoghurts work? We...

23 July 2010

Why does sugar look so different when you heat it up? How much CO2 is there in all the world's bottles of Cola?...

16 July 2010

Do we really need 8 glasses of water a day? How does a jet engine work? Where does earwax come from? Why are some apes...

09 July 2010

Why are moths attracted to light? How do red-leaved plants photosynthesise? Why don't hayfever sufferers become...

02 July 2010

How does vinegar 'cook' an egg? How does Google work? Are the colours we see really real? We'll get the...

25 June 2010

How are crisp flavours created? What makes flies so resilient? Why do some women get facial hair with age? We take on...

18 June 2010

Is microwaved water safe? Why does a mirage form? What causes that shimmer on a hot road? We tackle all of these...

11 June 2010

How did HIV originate? Why does anaemia occur more often in Africa? Do growing pains exist? We take on these infectious...

04 June 2010

How do Tornadoes form? What's a daisy cutter bomb? why do we get electric shocks when leaving our cars? We take on...

28 May 2010

Does our sense of taste change with age? How are horrid and pleasant smells decided by our brains? Is it harder to...

21 May 2010

Why can't we tickle ourselves? Is deafness down to our genes? Can diabetes cause Eczema? How does deodorant...

19 May 2010

Ask the Naked Scientists, South Africa! This week we're adding a new member to the Ask! family with a new show on...

14 May 2010

What effects can underground nuclear explosions have on our land? How do antibacterial cleaners work? Could bacteria be...

07 May 2010

Do earthquakes shift the earths axis? If the population of China jumped at once would it cause an earthquake? How much...

30 April 2010

Could a comet shield the earth from the sun? How do planets form around stars? Why are planets spherical? What's...

23 April 2010

Why are some Volcanic Eruptions stronger than others? Why can't aeroplanes fly around the ash in the sky? Is our...

16 April 2010

Why does it feel hotter when the sun is out? Why can we see clouds at night? Is the sky always grey when it rains? We...

09 April 2010

Do cats have a sixth sense? How do dogs moult? Why are some hairs longer than others? Why do women get hot flushes? We...

02 April 2010

Why do boomerangs return? How do painkillers know where to go? Are some painkillers faster than others? Why do men have...